#region
// Sharp Content Portal - http://www.SharpContentPortal.com
// Copyright (c) 2002-2006
// by Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
#endregion//
using System.Xml.Serialization;

namespace SharpContent.UI.Utilities
{

    public class FunctionalityInfo
    {

        private string _desc;
        private ClientAPI.ClientFunctionality _functionality;
        private BrowserCollection _excludes;
        private BrowserCollection _supports;

        [XmlAttribute("nm")]
        public ClientAPI.ClientFunctionality Functionality
        {
            get
            {
                return _functionality;
            }
            set
            {
                _functionality = value;
            }
        }

        [XmlAttribute("desc")]
        public string Desc
        {
            get
            {
                return _desc;
            }
            set
            {
                _desc = value;
            }
        }

        [XmlElement("excludes")]
        public BrowserCollection Excludes
        {
            get
            {
                return _excludes;
            }
            set
            {
                _excludes = value;
            }
        }

        [XmlElement("supports")]
        public BrowserCollection Supports
        {
            get
            {
                return _supports;
            }
            set
            {
                _supports = value;
            }
        }

        public bool HasMatch(string strAgent, string strBrowser, double dblVersion)
        {
            bool _hasMatch = false;

            //Parse through the supported browsers to find a match
            _hasMatch = HasMatch(Supports, strAgent, strBrowser, dblVersion);

            //If has Match check the excluded browsers to find a match
            if (_hasMatch)
            {
                _hasMatch = ! (HasMatch(Excludes, strAgent, strBrowser, dblVersion));
            }

            return _hasMatch;
        }

        private bool HasMatch(BrowserCollection browsers, string strAgent, string strBrowser, double dblVersion)
        {
            bool _hasMatch = false;

            //Parse through the browsers to find a match based on name/minversion
            foreach (Browser browser in browsers)
            {
                //Check by browser name and min version
                if (! (string.IsNullOrEmpty(browser.Name)) && browser.Name.ToLower().Equals(strBrowser.ToLower()) && browser.MinVersion <= dblVersion)
                {
                    _hasMatch = true;
                    break;
                }

                //Check for special browser name of "*"
                if (browser.Name == "*")
                {
                    _hasMatch = true;
                    break;
                }
            }

            if (! _hasMatch)
            {
                //Parse through the browsers to find a match based on contains (more expensive so only try if NoMatch
                foreach (Browser browser in browsers)
                {
                    //Check if UserAgent contains the string (Contains)
                    if (! (string.IsNullOrEmpty(browser.Contains)))
                    {
                        if (strAgent.ToLower().IndexOf(browser.Contains.ToLower()) > -1)
                        {
                            _hasMatch = true;
                            break;
                        }
                    }
                }
            }

            return _hasMatch;
        }

    }

}

